ID A0A1Y1VJN3_9FUNG Unreviewed; 537 AA.
AC A0A1Y1VJN3;
DT 30-AUG-2017, integrated into UniProtKB/TrEMBL.
DT 30-AUG-2017, sequence version 1.
DT 27-MAR-2024, entry version 21.
DE RecName: Full=threonine synthase {ECO:0000256|ARBA:ARBA00013028};
DE EC=4.2.3.1 {ECO:0000256|ARBA:ARBA00013028};
GN ORFNames=BCR36DRAFT_319001 {ECO:0000313|EMBL:ORX57919.1};
OS Piromyces finnis.
OC Eukaryota; Fungi; Fungi incertae sedis; Chytridiomycota;
OC Chytridiomycota incertae sedis; Neocallimastigomycetes; Neocallimastigales;
OC Neocallimastigaceae; Piromyces.
OX NCBI_TaxID=1754191 {ECO:0000313|EMBL:ORX57919.1, ECO:0000313|Proteomes:UP000193719};
RN [1] {ECO:0000313|EMBL:ORX57919.1, ECO:0000313|Proteomes:UP000193719}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=finn {ECO:0000313|Proteomes:UP000193719};
RG DOE Joint Genome Institute;
RA Haitjema C.H., Gilmore S.P., Henske J.K., Solomon K.V., De Groot R.,
RA Kuo A., Mondo S.J., Salamov A.A., Labutti K., Zhao Z., Chiniquy J.,
RA Barry K., Brewer H.M., Purvine S.O., Wright A.T., Boxma B., Van Alen T.,
RA Hackstein J.H., Baker S.E., Grigoriev I.V., O'Malley M.A.;
RT "Genomes of anaerobic fungi encode conserved fungal cellulosomes for
RT biomass hydrolysis.";
RL Submitted (AUG-2016) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|EMBL:ORX57919.1, ECO:0000313|Proteomes:UP000193719}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=finn {ECO:0000313|Proteomes:UP000193719};
RG DOE Joint Genome Institute;
RA Mondo S.J., Dannebaum R.O., Kuo R.C., Labutti K., Haridas S., Kuo A.,
RA Salamov A., Ahrendt S.R., Lipzen A., Sullivan W., Andreopoulos W.B.,
RA Clum A., Lindquist E., Daum C., Ramamoorthy G.K., Gryganskyi A., Culley D.,
RA Magnuson J.K., James T.Y., O'Malley M.A., Stajich J.E., Spatafora J.W.,
RA Visel A., Grigoriev I.V.;
RT "Pervasive Adenine N6-methylation of Active Genes in Fungi.";
RL Submitted (AUG-2016) to the EMBL/GenBank/DDBJ databases.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=H2O + O-phospho-L-homoserine = L-threonine + phosphate;
CC Xref=Rhea:RHEA:10840, ChEBI:CHEBI:15377, ChEBI:CHEBI:43474,
CC ChEBI:CHEBI:57590, ChEBI:CHEBI:57926; EC=4.2.3.1;
CC Evidence={ECO:0000256|ARBA:ARBA00000051};
CC -!- COFACTOR:
CC Name=pyridoxal 5'-phosphate; Xref=ChEBI:CHEBI:597326;
CC Evidence={ECO:0000256|ARBA:ARBA00001933,
CC ECO:0000256|PIRSR:PIRSR604450-51};
CC -!- PATHWAY: Amino-acid biosynthesis; L-threonine biosynthesis; L-threonine
CC from L-aspartate: step 5/5. {ECO:0000256|ARBA:ARBA00004979}.
CC -!- SIMILARITY: Belongs to the threonine synthase family.
CC {ECO:0000256|ARBA:ARBA00005517}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:ORX57919.1}.
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DR EMBL; MCFH01000005; ORX57919.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1Y1VJN3; -.
DR STRING; 1754191.A0A1Y1VJN3; -.
DR EnsemblFungi; ORX57919; ORX57919; BCR36DRAFT_319001.
DR OrthoDB; 275600at2759; -.
DR UniPathway; UPA00050; UER00065.
DR Proteomes; UP000193719; Unassembled WGS sequence.
DR GO; GO:0030170; F:pyridoxal phosphate binding; IEA:InterPro.
DR GO; GO:0004795; F:threonine synthase activity; IEA:UniProtKB-EC.
DR GO; GO:0009088; P:threonine biosynthetic process; IEA:UniProtKB-UniPathway.
DR CDD; cd01560; Thr-synth_2; 1.
DR Gene3D; 3.40.50.1100; -; 2.
DR Gene3D; 3.90.1380.10; Threonine synthase, N-terminal domain; 1.
DR InterPro; IPR000634; Ser/Thr_deHydtase_PyrdxlP-BS.
DR InterPro; IPR029144; Thr_synth_N.
DR InterPro; IPR037158; Thr_synth_N_sf.
DR InterPro; IPR004450; Thr_synthase-like.
DR InterPro; IPR001926; TrpB-like_PALP.
DR InterPro; IPR036052; TrpB-like_PALP_sf.
DR NCBIfam; TIGR00260; thrC; 1.
DR PANTHER; PTHR42690; THREONINE SYNTHASE FAMILY MEMBER; 1.
DR PANTHER; PTHR42690:SF1; THREONINE SYNTHASE-LIKE 2; 1.
DR Pfam; PF00291; PALP; 1.
DR Pfam; PF14821; Thr_synth_N; 1.
DR SUPFAM; SSF53686; Tryptophan synthase beta subunit-like PLP-dependent enzymes; 1.
DR PROSITE; PS00165; DEHYDRATASE_SER_THR; 1.
PE 3: Inferred from homology;
KW Amino-acid biosynthesis {ECO:0000256|ARBA:ARBA00022605};
KW Lyase {ECO:0000256|ARBA:ARBA00023239};
KW Pyridoxal phosphate {ECO:0000256|ARBA:ARBA00022898,
KW ECO:0000256|PIRSR:PIRSR604450-51};
KW Reference proteome {ECO:0000313|Proteomes:UP000193719};
KW Threonine biosynthesis {ECO:0000256|ARBA:ARBA00022697}.
FT DOMAIN 2..81
FT /note="Threonine synthase N-terminal"
FT /evidence="ECO:0000259|Pfam:PF14821"
FT DOMAIN 90..372
FT /note="Tryptophan synthase beta chain-like PALP"
FT /evidence="ECO:0000259|Pfam:PF00291"
FT MOD_RES 117
FT /note="N6-(pyridoxal phosphate)lysine"
FT /evidence="ECO:0000256|PIRSR:PIRSR604450-51"
SQ SEQUENCE 537 AA; 59795 MW; 8E31932064EBBC2F CRC64;
MRYRSTRGQS SGLTFENAVL QGLAPDGGLY IPSEIPKVPF SKIAEWSNLK FTDLAYQVLR
LFIDVNEIPN DDLKTIIEKS YSTFDDKDIT PLNKLPNVTN DQLYVLELFH GPTFAFKDVA
LQFLGNLFEY FLIRKNKDKK QDEKQDGITV LGATSGDTGG AAIYGLRGKK NISVFILHPK
GRVSNIQESQ MTSVLDPNVF NVSVEGTFDD CQETVKALFS DAEFKNKYQL GAINSINWAR
ILAQTVYYFY SYFTLLKKLN VAVNADTKPE TLPKIQFVVP SGNFGDILAG YYAVRMGLPA
DRLCIATNEN DILYRFMQTG SYEKKKVGPN EPEVKQTLSP AMDILISSNF ERLIWYLVRG
DGRVESTTAT AADDEKASAT IAEWMQQLKT SGGFTAPAEV LERAHTLFDS FNVTDEKTTE
TIGRYYHCKS SSYVLDPHTA VGVAAAEKMH AKNPVYTICL STAHPGKFPE AVLPAINNYS
GEKIASKEVV YEEIAPKALV NLLGRPKKCI DVKTDGGKKE IALKQVRLVI EETMKGF
//
